<template>
  <div>
    <el-tag
      :key="tag"
      v-for="tag in dynamicTags"
      closable
      :disable-transitions="false"
      @close="handleClose(tag)">
      {{tag}}
    </el-tag>
    <el-input
      class="input-new-tag"
      v-if="inputVisible"
      v-model="inputValue"
      ref="saveTagInput"
      size="small"
      @keyup.enter.native="handleInputConfirm"
      @blur="handleInputConfirm"
    >
    </el-input>
    <el-button v-else class="button-new-tag" size="small" @click="showInput">+ New Tag</el-button>
  </div>
</template>

<script>


import {userGet} from "@/api/user";

export default {
  name: 'skillTags',
  props: ['userSkill'],
  data() {
    return {
      dynamicTags: '',
      inputVisible: false,
      inputValue: '',
    };
  },
  mounted() {

//获取信息，并将skills获取转换为数组
    userGet('1').then(
      res => {
        //将获取到的字符串转换为数组并显示
        this.dynamicTags = JSON.parse(res.data.userSkill)
        //提交更新
      }
    )
  },
  methods: {
    handleClose(tag) {
      this.dynamicTags.splice(this.dynamicTags.indexOf(tag), 1);
      this.$emit('refresh-skill',this.dynamicTags);
    },
    showInput() {
      this.inputVisible = true;
      this.$nextTick(_ => {
        this.$refs.saveTagInput.$refs.input.focus();
      });
    },
    handleInputConfirm() {
      let inputValue = this.inputValue;
      if (inputValue) {
        //加入新标签
        this.dynamicTags.push(inputValue);
        this.$emit('refresh-skill',this.dynamicTags);
      }
      this.inputVisible = false;
      this.inputValue = '';
    },
    changeSkill(){

    }
  }
}
</script>

<style>
.el-tag + .el-tag {
  margin-left: 10px;
}
.button-new-tag {
  margin-left: 10px;
  height: 32px;
  line-height: 30px;
  padding-top: 0;
  padding-bottom: 0;
}
.input-new-tag {
  width: 90px;
  margin-left: 10px;
  vertical-align: bottom;
}
</style>


